Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11851519 | Method for producing purified polytetrafluoroethylene aqueous dispersion liquid, method for producing modified polytetrafluoroethylene powder, method for producing polytetrafluoroethylene molded body, and composition | Takahiro Taira, Chiaki OKUI, Tadao Hayashi, Hirotoshi Yoshida, Yuuji Tanaka +3 more | 2023-12-26 |
| 11518826 | Method for producing polytetrafluoroethylene powder | Takahiro Taira, Chiaki OKUI, Takayuki Tanaka, Masayoshi Miyamoto, Taku Yamanaka | 2022-12-06 |
| 7604186 | Process for preparing ground resin particles and apparatus for preparing the same | Yasuhiko Sawada, Toshinari Tanaka, Kazuhiko Shimada | 2009-10-20 |
| 7237732 | Process for preparing ground resin particles and apparatus for preparing the same | Yasuhiko Sawada, Toshinari Tanaka, Kazuhiko Shimada | 2007-07-03 |